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 Anatomia topografica a regiunii cervicale Aspecte imagistice in patologia O.R.L. 

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5/11/2018 Anatomie ORL IRM - slidepdf.com

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Anatomia topografica a

regiunii cervicale

Aspecte imagistice in

patologia O.R.L. 

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Anatomia topografica a

capului si gatului

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ANATOMIA SI SPATIILE

GATULUI cu utilitate practica • Regiunile supra- si infrahioidiana.

• Clinicienii si anatomistii impart anatomia

de suprafata a gatului in zone triunghiulare.

• M. SCM: traiect oblic \ din regiunea

occipitala pana la “furculita’’sternala ;

divide gatul in: triunghiul anterior si posterior. 

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TRIUNGHIUL ANTERIOR 

•   Superior - mandibula

•   Posterior- sternocleidomastoidian•   Anterior-intre simfiza menton

si “furculita” sternala 

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TRIUNGHIUL POSTERIOR 

•   Superior - occiput

•   Posterior - trapez•   Anterior - sternocleidomastoidian

•   Inferior - clavicula

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1-SCM

2-M. Trapez

3-M. Milohioid

4-M. Digastric5-M. Gl. Parotida

6-A. Carotida

7-V. Jugulara

8-Triunghi Anterior

9-Triunghi Posterior

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SPATIILE

SUPRAHIOIDIENE 1.Spatiul parafaringian

2.Spatiul mucoasei faringiene

3.Spatiul parotidian 8.Sp. perivertebral4.Spatiul carotidian 9.Sp. submandibular

5.Spatiul masticator 10.Sp. sublingual

6.Fosa pterigopalatina 11.Sp. post. cerv.

7.Spatiul retrofaringian

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1-Sp.muc parafaringiene

2-Sp. Parafaringian

3-Sp. Submandib.

4-Sp. Sublingual5-Sp. Cevical post.

6-Sp.Carotidian

7-Sp. Retrofaringian

8-Sp.Perivertebral

9-M. Genioglos10-M. Hioglos

11-M. Trapez

12-M. SCM

13-Proc. Stiloid

14-Sp. Parotidian15-N. Facial

16-Gl. Submandibulara

17-Gl. Parotida

18-V. Retromandib.

19-M. milohioid

20-Mandibula

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SPATIILE

INFRAHIOIDIENE • 1.Spatiul visceral

• 2.Spatiul carotidian

• 3.Spatiul cervical posterior

• 4.Spatiul cervical anterior

• 5.Spatiul retrofaringian• 6.Spatiul perivertebral

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1,2 Sp.cervic.AsiP

3-Sp. Carotitian

4-Sp.visceral

5-Sp.retrofaringian6-Sp.perivertebral

7-V.jugulara anterioara

8-V. jugulara posterioara

9-Gl.Tiroida

10-Paratiroida

11-V.jugulara interna

12-A. Carotida

13-N. Vag

14-Lant simpatic

15-M. lung gat

16-A. Vert.17-Esofag

20-Trahee

21-Vase tiroidiene

23-M.Trapez

24-M. SCM

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SPATII COMUNE SUPRA- SI

INFRAHIOIDIENE • 1.Spatiul carotidian

• 2.Spatiul retrofaringian

• 3.Spatiul perivertebral

• 4.Spatiul cervical posterior

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FASCIA CERVICALA A

GATULUI • Nu este vizibila prin CT si IRM.

• Fascia cervicala superficiala inveleste m.

platisma si nodulii limfatici superficiali.

• Fascia cervicala profunda este formata din

3 straturi: superficial, mijlociu si profund.

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Linia rosie-fascia cervicala superficiala

Linia verde-fascia cervicala profunda

Linia albastra- fascia profunda

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COMPARTIMENTELE

SUPRAHIOIDIENE

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1.SPATIUL

PARAFARINGIAN 

• Este dispus intre faringe si m. faringieniconstrictori.

• Contine: grasime, rr. ale a. carotide ext.,plexuri faringiene venoase.

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1- Masa parafaringiana

2-Grasime3-Sp. Muc parafaringiene

4-Mandibula

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2.SPATIUL MUCOASEI

FARINGIENE • Reprezinta nasofaringele traditional.

• Contine: mucoasa, tesut limfatic, m.

constrictori, “torus tubaris”, m . levator veli

palatini, m . salpingofaringian, fascia farin-

gobazilara ,glandele salivare minore si ca-patul cartilaginos al trompei Eustachio.

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1. Cai aeriene deplasate

2. Sp. Faringian3.M. prevertebrali

4. V. jug.A. Carotida

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3.SPATIUL PAROTIDIAN 

• Se gaseste intre straturile superficiale ale

fasciei cervicale profunde. 

• Contine : glanda parotida, nervul facial,artera carotida externa , vena

retromandibulara , ganglioni limfatici.

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1.Sp. Parafarigian

2.Mandibula

3. M.maseter4. Masa parotidiana

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4.SPATIUL CAROTIDIAN 

• Se extinde de la baza craniului pana la arcul

aortic si este inconjurat de fascia carotidi-

ana formata din cele 3 straturi ale facieicervicale.

• Contine : a.carotida interna , vena jugulara

interna, nervii IX, X ,XI, XII, plexulsimpatic, ganglioni limatici.

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1.Faringe

2. Sp carotidian3. M. pterigoidian

4. Masa dev. din sp.

Carotidian

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5.SPATIUL MASTICATOR 

• Este dispus in interiorul stratului

superficial al fasciei cervicale profunde. 

• Contine : m. temporal, m. maseter, m.pterigoid ,medial si lateral, ramul

mandibulei, ramul mandibular al n.

trigemen, a. maxilara , a. si vena alveolarainf. , grasime.

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1. Masa in Sp.Masticator

2. Sp. parafaringian

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6.FOSA PTERIGOPALATINA 

• Are forma de piramida este plin cu grasime

si situat intre platourile pterigoide si

peretele posterior al sinusului maxilar.• Contine: n. maxilar, ggl. sfenopalatin,

portiunea terminala a arterei maxilare, gra-

sime.

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1.Masa in fosa pterigopalatina

2. Sp. Masticator

3. Sinus maxilar

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7.SPATIUL RETRO-

FARINGIAN suprahioidian 

• Situat intre straturile mijlociu si superficial

ale fasciei cervicale profunde , se extinde

de la baza craniului pana in mediastinul sup.

• Contine : ganglioni limfatici si grasime.

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1.Sp. Retrofaringian

2. M. lung la gatului

3.SCM

4.A. carotida interna

5. V. jugulara int.

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8.SPATIUL PERI-

VERTEBRAL suprahioidian • Situat intre fascia prevertebrala si stratul

profund al fasciei cervicale profunde. 

• Contine: anterior- m.prevertebral, m.scalen, plexul brahial, n. frenic, a. si v.

vertebrala corpul si pediculul vertebral.

posterior-procesul spinos si lamavertebrala, m .paraspinali.

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1. Sp. Carotidian

2. Masa perivertebrala

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9. SPATIUL

SUBMANDIBULAR • Comunica liber cu spatiul sublingual prin-

tr-o zona situata intre marginea libera a m.

milohioidian si m. hipoglos.• Contine: grasime , portiunea ant. a m. di-

gastric, portiunea superficiala a glandei

submandibulare, ggl. lmfatici, portiunea int.a n. hipoglos, a. si v. faciale.

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1. Sp. Submandibular

2. Glanda submandib.3.SCM

4.V. jugulara int.

5. A. Carotida int.

6. A. Carotida ext.

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10. SPATIUL SUBLINGUAL 

• Se localizeaza superomedial de m. milohi-

oidian.

• Contine :glande si ducte sublinguale , a. siv. sublinguala , nervul lingual, n. hipoglos,

n. glosofaringian, lobul profund al gl. sub-

mandibulare , port. ante. a m. hipoglos.

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1. Masa sublinguala

2. Gl. Submandib.

3.Musc. limbii

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11.SPATIUL CERVICAL

POSTERIOR 

• Apartine compartimentului infrahioidian.

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COMPARTIMENTELEINFRAHIOIDIENE

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1.SPATIUL VISCERAL 

• Se gaseste intre stratul mijlociu al fasciei

cervicale profunde si se extinde de la baza

craniului pana la mediastin.• Contine : hipofaringele , esofagul, laringele

traheea, nervul laringeu recurent, glanda

tiroida glandele paratiroide si ganglionilimfatici.

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1. Masa din Sp. Visceral

2. Cai aerien comprimate

3. A.Carotida

4. V. jugulara int.

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2. SPATIUL CAROTIDIAN -

infrahioidian • Contine: a. carotida comuna, vena jugulara

interna, nervul vag, plexul simpatic , ggl.

limfatici ai lantului cervical profund.

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3. SPATIUL POSTERIOR

CERVICAL • Este in principal acelasi spatiu ca si spatiul

triunghiular posterior. 

• Contine : grasime, ggl. limfatici accesorispinali , vase si nervi spinali accesori, plex

brahial preaxilar , nerv scapular dorsal. 

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1. Masa din Sp. Cervic

posterior

2. Sp. Parafaringiandeplasat

3. A. Carotida int.

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4. SPATIUL CERVICAL

ANTERIOR • Este un spatiu plin cu grasime si cuprins

intre cele 3 capete ale fasciei cervicale

profunde .• Contine :grasime si ggl. limfatici. 

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1. Masa din sp. Cervic ante.

2.Cai aeriene

3. A. Carotida

4. V. jugulara int.

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5 . SPATIUL RETRO-

FARINGIAN -infrahioidian • Este dispus intre straturile mijlociu si

profund ale fasciei cervicale profunde.

• Contine :grasime .

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6. SPATIUL

PERIVERTEBRAL • Descris la spatiile suprahioidiene.

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Pricipalele tumori maligne

cervicale• Metastaze

• Carcinoame

• Adenocarcinoame

• Limfoame

• Liposarcoame

• Neurofibrosarcoame

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Alte tumori cervicale

• Tumori vasculare

• Tumori de origine embrionara

• Pseudotumori

• Abcese

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T.carcinamatoasa laringe

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T. carcinomatoasa laringe

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Carcinom cu celule scuamoase

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Carcinom cu celule scuamoase

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Carcinom cu celule scuamoase

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Adenocarcinom chistic

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Adenocarcinom chistic

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Adenocarcinom chistic

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Adenocarcinom chistic

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Anevrism carotida externa

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Anevrism carotida externa

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Anevrism carotida externa

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Anevrism + t. tiroidiana

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Glomus jugulara

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Glomus jugulara

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Glomus jugulara

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Carcinom cu celule scuamoase

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Liposarcom

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Liposarcom

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Maladia Castelmann

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Maladie Castelmann

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CONCLUZII

• Anatomia  – indispenabila in studiul

imagistic al afectiunilor O.R.L.

• Regiunea cuprinde elemente anatomicenumeroase intr-un volum redus.

• Patologia prezinta elemente intricate.

• Investigatiile imagistice au valoarecomplementara.